Edmund Kemper
Criminal
Known as the Co-Ed Killer who brutally murdered, dismembered, and dissected female college students, often picking them up while hitchhiking.
He killed his grandparents when he was 15 years-old.
He had sex with his victims' decapitated heads and corpses.
He never married and had a bad relationship with his mother, eventually murdering her.
He engaged in necrophilia like serial killer Jeffrey Dahmer.